Honor's Cryptic #2

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Across
  1. 3. Greeting which may grow less welcome the more times one hears it.
  2. 6. Father of Ernst's movement stunted.
Down
  1. 1. Drug then circulates following appearance of poem in paper the day after Valentine's.
  2. 2. Stride, or perhaps hare?
  3. 4. Criminal side revealed halfway through month.
  4. 5. Contrary prima donna joins daughter to create sculpture.